suspender belt
US /səˈspen.dər ˌbelt/
UK /səˈspen.dər ˌbelt/

1.
jarretelle, porte-jarretelles
a belt with suspenders attached, worn by women to hold up stockings
:
•
She wore a delicate lace suspender belt under her dress.
Elle portait une délicate jarretelle en dentelle sous sa robe.
•
A suspender belt is designed to keep stockings from slipping down.
Une jarretelle est conçue pour empêcher les bas de glisser.